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A042913 Denominators of continued fraction convergents to sqrt(988). 2
1, 2, 7, 30, 37, 770, 4657, 5427, 80635, 86062, 597007, 12026202, 12623209, 62519038, 200180323, 462879684, 28898720731, 58260321146, 203679684169, 872979057822, 1076658741991, 22406153897642, 135513582127843, 157919736025485, 2346389886484633, 2504309622510118 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..200

FORMULA

a(n) = 29098901054*a(n-16) - a(n-32) for n>31. - Vincenzo Librandi, Feb 01 2014

MATHEMATICA

Denominator[Convergents[Sqrt[988], 30]] (* Vincenzo Librandi, Feb 01 2014 *)

CROSSREFS

Cf. A042912, A040956.

Sequence in context: A125174 A270526 A037417 * A041805 A173233 A074416

Adjacent sequences:  A042910 A042911 A042912 * A042914 A042915 A042916

KEYWORD

nonn,frac,easy

AUTHOR

N. J. A. Sloane.

EXTENSIONS

More terms from Vincenzo Librandi, Feb 01 2014

STATUS

approved

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Last modified April 20 22:22 EDT 2019. Contains 322310 sequences. (Running on oeis4.)